| Package | Affected versions | Patched versions |
|---|---|---|
| mailsweeper for smtp | = 4.3 | |
| mimesweeper for web | = 5.0.5 |
Clearswift MIMEsweeper 5.0.5, when it has been upgraded from MAILsweeper for SMTP version 4.3 or MAILsweeper Business Suite I or II, allows remote attackers to bypass scanning by including encrypted data in a mail message, which causes the message to be marked as "Clean" instead of "Encrypted".
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